The GMC P-Series vans served as the backbone of commercial fleets across North America, trusted for decades in delivery, utility, and service work. Known for their rugged chassis and dependable powerplants, they kept businesses moving mile after mile. Common Problems Oil leaks due to worn seals and gaskets Overheating from aging cooling systems Fuel-system corrosion … Read more
The GMC Yukon family delivers premium power in a full-size SUV package. Known for its commanding V8 performance and spacious interior, the Yukon stands as a symbol of capability and comfort. Common Problems Lifter tick in high-mileage V8s Oil consumption over time Cooling system corrosion Camshaft and crank sensor issues Intake valve carbon buildup Why … Read more
Produced from the late 1980s through the early 1990s, the GMC V-Series Suburbans continued a long legacy of utility and comfort. Equipped with reliable V8 engines, these vehicles provided families and businesses with towing power and long-haul dependability. Common Problems Lifter tick and oil pressure issues in V8 engines Cooling system corrosion from extended use Timing chain stretch in … Read more
The GMC TopKick and its related series (C4500–C8500, G-Series, P-Series, and R/V-Series) were built for serious commercial duty. These medium- and heavy-duty trucks have served in municipal fleets, delivery services, and construction for decades. Common Problems Oil cooler leaks under high-load conditions Turbocharger wear in diesel variants Injector and fuel pump failures Overheating from restricted cooling systems … Read more
The GMC Terrain is a compact SUV that punches above its weight, combining luxury-inspired comfort with practical versatility. Its four-cylinder and V6 engines deliver smooth power for city and highway driving. Common Problems Timing chain stretch on 2.4L models Excessive oil consumption PCV valve clogging Water pump housing leaks Sensor-related stalling Why Remanufactured? Gearhead Engines’ … Read more
The GMC Syclone, Sonoma, and Caballero represent the sportier side of GMC’s pickup heritage. With lightweight frames and powerful engines, they blend practicality with surprising performance, especially the turbocharged Syclone. Common Problems Oil leaks from turbo seals and gaskets Intake manifold gasket failures Fuel injector clogging Timing chain stretch on V6 engines Cooling system corrosion Why Remanufactured? … Read more
The GMC Sierra lineup—ranging from the light-duty 1500 to the heavy-duty 3500 HD—has long been a benchmark for truck performance and reliability. Built to handle demanding workloads and long hauls, the Sierra’s V6 and V8 powertrains define endurance. Common Problems Lifter tick in AFM-equipped V8s Oil pressure fluctuations under load Timing chain wear on high-mileage … Read more
The GMC Savana van line powers commercial, fleet, and utility vehicles across North America. Known for its robust engines and high-mileage potential, the Savana remains a go-to choice for contractors and transport companies. Common Problems Oil pressure sensor malfunctions Exhaust manifold cracking Timing chain and lifter noise Cooling system leaks Sensor or ECM errors under heavy load … Read more
The GMC Jimmy and S15 Jimmy were trusted compact SUVs known for their rugged dependability, while the rare GMC Typhoon brought turbocharged performance and sports-car handling to the SUV world. Common Problems Vacuum leaks and sensor failures Turbocharger wear on Typhoon models Intake manifold gasket leaks Timing chain stretch in high-mileage engines Cooling system corrosion … Read more
Buick LaCrosse Remanufactured Engine Smooth, stylish, and reliable — the Buick LaCrosse represents the best of Buick’s modern engineering. With its refined V6 power and quiet cabin, the LaCrosse quickly became a popular choice for luxury sedan buyers. If your LaCrosse engine has high mileage or has suffered a failure, Gearhead Engines can restore it … Read more